// C11:ReferenceCounting.cpp
//  A CountedPtr prevents too-early destruction.
//  {L} ZThread
#include "zthread/CountedPtr.h"
#include "zthread/Thread.h"
#include <iostream>

using namespace ZThread;
using namespace std;

class Count {
  enum { SZ = 100 };
  int n[SZ];

public:
  void increment() {
    for (int i = 0; i < SZ; i++) {
      n[i]++;
    }
  }
};

class Incrementer : public Runnable {
  CountedPtr<Count> count;

public:
  Incrementer(const CountedPtr<Count> &c) : count(c) {}
  void run() {
    for (int n = 100; n > 0; n--) {
      Thread::sleep(250);
      count->increment();
    }
  }
};

int main(void) {
  CountedPtr<Count> count(new Count);
  try {
    Thread t0(new Incrementer(count));
    Thread t1(new Incrementer(count));
  } catch (Synchronization_Exception &e) {
    cerr << e.what() << endl;
  }
}